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uMap vs Google My Maps: catalog facts
uMap	Google My Maps
Free Free and open source, with free public instances.	Free Free with a Google account.
Web, Self-hosted	Web
No coding needed to build and embed a map Several public instances run by OpenStreetMap chapters	Import places from spreadsheets Collaborative editing and public publishing
Limited to OpenStreetMap-style background layers Some community resources are in French	Requires a Google account and stores maps in Google Drive Limited analysis compared with GIS software
Web application, Self-hosted	Web application
Open source	Closed source
License not stated	License not stated
No account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.